Properties of Materials
Write down any three properties of materials.
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a) Ductility : It is the property of material by which it can be drawn into a thin wire.
b) Brittleness : A brittle material breaks suddenly under pressure without appreciable deformation, proceeding to failure.
c) Fatigue : When a material is subjected to fluctuating stress, it will break at a stress which is much lower than the stress at which damage is done to the material.
Define the term Isothermal Efficiency of Air Compressor.
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read questions properly and follow marking criteria
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